// ============================================================================
//
// Copyright (C) 2006-2007 Dengues
//
// Google Group: http://groups.google.com/group/dengues
// QQ Group: 24885404
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// ============================================================================
package org.dengues.designer.ui.database.commands;

import java.util.ArrayList;
import java.util.List;

import org.dengues.designer.ui.editors.AbstractGEFCommand;
import org.dengues.designer.ui.i18n.Messages;
import org.dengues.model.database.DBColumn;
import org.dengues.model.database.DBTable;

/**
 * Qiang.Zhang.Adolf@gmail.com class global comment. Detailled comment <br/>
 * 
 * @since 2007-9-23 上午01:56:08
 */
public class DBTableChangeCommand extends AbstractGEFCommand {

    private final DBTable castModel;

    private final List<DBColumn> dbColumns;

    private List<DBColumn> oldColumns;

    /**
     * Qiang.Zhang.Adolf@gmail.com DBTableChangeCommand constructor comment.
     * 
     * @param castModel
     * @param dbColumns
     */
    public DBTableChangeCommand(DBTable castModel, List<DBColumn> dbColumns) {
        setLabel(Messages.getString("DBTableChangeCommand.change.columns")); //$NON-NLS-1$
        this.castModel = castModel;
        this.dbColumns = dbColumns;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.gef.commands.Command#execute()
     */
    @Override
    public void execute() {
        oldColumns = new ArrayList<DBColumn>();
        for (DBColumn col : dbColumns) {
            for (DBColumn column : (List<DBColumn>) castModel.getColumns()) {
                if (column.getName().equals(col.getName())) {
                    col.getInputs().addAll(column.getInputs());
                    col.getOutputs().addAll(column.getOutputs());
                }
            }
            col.setTable(castModel);
        }
        castModel.getColumns().clear();
        castModel.getColumns().addAll(dbColumns);
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.dengues.designer.ui.editors.AbstractGEFCommand#undo()
     */
    @Override
    public void undo() {

    }

}
